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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
/*global require,exports*/
var Montage = require("montage").Montage,
Component = require("ui/component").Component,
Uuid = require("core/uuid").Uuid;
var YoutubeChannel = exports.YoutubeChannel = Montage.create(Component, {
_userRe: {
enumerable: false,
value: /youtube.com\/(user\/)?([a-z0-9]+)/i
},
_channelUrl: {
enumerable: false,
value: null
},
channelUrl: {
depends: ["channel"],
get: function() {
return this._channelUrl;
},
set: function(value, fromChannel) {
if (this._channelUrl !== value) {
this._channelUrl = value;
// prevent infinite loop
if (!fromChannel) {
var match = this._userRe.exec(value);
if (match && match[2]) {
Object.getPropertyDescriptor(this, "channel").set.call(this, match[2], true);
}
}
}
}
},
_channel: {
enumerable: false,
value: null
},
channel: {
get: function() {
return this._channel;
},
set: function(value, fromUrl) {
if (this._channel !== value) {
this._channel = value;
// prevent infinite loop
if (!fromUrl) {
Object.getPropertyDescriptor(this, "channelUrl").set.call(this, "http://www.youtube.com/user/" + value, true);
}
this._loadChannel();
}
}
},
_loadChannel: {
enumerable: false,
value: function() {
var self = this;
var callbackName = "scriptCallback" + Uuid.generate().replace(/-/g, "_");
window[callbackName] = function(data) {
self.handleData(data);
delete window[callbackName];
};
// create url
var url = "http://gdata.youtube.com/feeds/api/users/" + this._channel + "/uploads?v=2&alt=json-in-script&callback=" + callbackName;
var script = document.createElement("script");
script.src = url;
this._element.appendChild(script);
}
},
handleData: {
value: function(data) {
var entries = data.feed.entry || [];
var playlist = [];
for (var i = 0, len = entries.length; i < len; i++) {
var id = entries[i]["media$group"]["yt$videoid"]["$t"];
playlist.push(id);
}
this.player.playlist = playlist;
}
}
});
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